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       # THOMAS-CONRAD CORPORATION
       
          TC5045-2
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         16-bit ISA                                    
          Topology         Linear Bus                                    
          Wiring Type      RG58A/U 50ohm coaxial                         
                                                                         
                           AUI transceiver via DB-15 port                
          Boot ROM         Available                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        DMA CHANNEL                         |
          |------------------------------------------------------------|
          |       Channel       |        JP3        |       JP4        |
          |---------------------+-------------------+------------------|
          | » |      DMA5       |      Closed       |       Open       |
          |---+-----------------+-------------------+------------------|
          |   |      DMA1       |      Closed       |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      DMA6       |       Open        |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      DMA7       |       Open        |       Open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     INTERRUPT REQUEST                      |
          |------------------------------------------------------------|
          |      IRQ      |     JP5      |     JP6      |     JP7      |
          |---------------+--------------+--------------+--------------|
          | » |     3     |    Closed    |    Closed    |     Open     |
          |---+-----------+--------------+--------------+--------------|
          |   |    2/9    |    Closed    |    Closed    |    Closed    |
          |---+-----------+--------------+--------------+--------------|
          |   |     5     |    Closed    |     Open     |    Closed    |
          |---+-----------+--------------+--------------+--------------|
          |   |     7     |    Closed    |     Open     |     Open     |
          |---+-----------+--------------+--------------+--------------|
          |   |    10     |     Open     |    Closed    |    Closed    |
          |---+-----------+--------------+--------------+--------------|
          |   |    11     |     Open     |    Closed    |     Open     |
          |---+-----------+--------------+--------------+--------------|
          |   |    12     |     Open     |     Open     |    Closed    |
          |---+-----------+--------------+--------------+--------------|
          |   |    15     |     Open     |     Open     |     Open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          BOOT ROM                          |
          |------------------------------------------------------------|
          |             Setting             |           JP8            |
          |---------------------------------+--------------------------|
          | » |          Disabled           |           Open           |
          |---+-----------------------------+--------------------------|
          |   |           Enabled           |          Closed          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         BUS CYCLE                          |
          |------------------------------------------------------------|
          |               Mode                |          JP9           |
          |-----------------------------------+------------------------|
          | » |        Fast bus cycles        |          Open          |
          |---+-------------------------------+------------------------|
          |   |        Slow bus cycles        |         Closed         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |          I/O BASE ADDRESS AND BASE MEMORY ADDRESS          |
          |------------------------------------------------------------|
          |     Address     |    Memory     |  JP10  |  JP11  |  JP12  |
          |                 |    Address    |        |        |        |
          |-----------------+---------------+--------+--------+--------|
          | » | 300h - 31Fh |   D8000h -    |  Open  | Closed | Closed |
          |   |             |    DBFFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 100h - 11Fh |   C8000h -    | Closed | Closed | Closed |
          |   |             |    CBFFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 120h - 13Fh |   CC000h -    | Closed | Closed |  Open  |
          |   |             |    CFFFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 140h - 15Fh |   D0000h -    | Closed |  Open  | Closed |
          |   |             |    D3FFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 160h - 17Fh |   D4000h -    | Closed |  Open  |  Open  |
          |   |             |    DBFFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 320h - 33Fh |   DC000h -    |  Open  | Closed |  Open  |
          |   |             |    DFFFFh     |        |        |        |
          |---+-------------+---------------+--------+--------+--------|
          |   | 340h - 35Fh |   E0000h -    |  Open  |  Open  | Closed |
          |   |             |    E3FFFh     |        |        |        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CABLE TYPE                         |
          |------------------------------------------------------------|
          |              Type              | JP19 - JP25 | JP26 - JP31 |
          |--------------------------------+-------------+-------------|
          |     RG-58A/U 50ohm coaxial     |   Closed    |    Open     |
          |--------------------------------+-------------+-------------|
          | AUI transceiver via DB-15 port |    Open     |   Closed    |
          +------------------------------------------------------------+
       
 (IMG) IMG 2
          
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED  | Color  |  Status  |            Condition            |
          |------+--------+----------+---------------------------------|
          | LED1 | Yellow |    On    |    Data is being transmitted    |
          |------+--------+----------+---------------------------------|
          | LED1 | Yellow |   Off    |  Data is not being transmitted  |
          |------+--------+----------+---------------------------------|
          | LED2 | Green  |    On    |     Data is being received      |
          |------+--------+----------+---------------------------------|
          | LED2 | Green  |   Off    |   Data is not being received    |
          |------+--------+----------+---------------------------------|
          | LED3 | Yellow | Blinking |  Collision detected on network  |
          |------+--------+----------+---------------------------------|
          | LED3 | Yellow |   Off    |    No collisions detected on    |
          |      |        |          |             network             |
          |------+--------+----------+---------------------------------|
          | LED4 | Green  |    On    | Network connection is good (UTP |
          |      |        |          |              only)              |
          |------+--------+----------+---------------------------------|
          | LED4 | Green  |   Off    |  Network connection is broken   |
          |      |        |          |           (UTP only)            |
          +------------------------------------------------------------+